KT-2758 Errors in lazy resolve: Unknown TYPEDEF

Unknown declaration: TYPEDEF: Unknown declaration: TYPEDEF
 #KT-2758 Fixed
 EA-38287 Fixed

compiler/frontend/src/org/jetbrains/jet/lang/resolve/lazy/AbstractLazyMemberScope.java

@@ -245,6 +245,9 @@ public abstract class AbstractLazyMemberScope<D extends DeclarationDescriptor, D
                         getProperties(name);
                     }
                 }
+                else if (declaration instanceof JetTypedef) {
+                    // Do nothing as typedefs are not supported
+                }
                 else {
                     throw new IllegalArgumentException("Unsupported declaration kind: " + declaration);
                 }

compiler/frontend/src/org/jetbrains/jet/lang/resolve/lazy/AbstractPsiBasedDeclarationProvider.java

@@ -64,7 +64,7 @@ public abstract class AbstractPsiBasedDeclarationProvider implements Declaration
             JetClassOrObject classOrObject = (JetClassOrObject) declaration;
             classesAndObjects.put(classOrObject.getNameAsName(), classOrObject);
         }
-        else if (declaration instanceof JetParameter) {
+        else if (declaration instanceof JetParameter || declaration instanceof JetTypedef) {
             // Do nothing, just put it into allDeclarations is enough
         }
         else {

idea/testData/completion/basic/InFileWithTypedef.kt

@@ -0,0 +1,9 @@
+class TestClassName
+type TestAlias = TestClassName
+
+val a: Tes<caret>
+
+// Regression for EA-38287 and KT-2758
+
+// EXIST: TestClassName
+// ABSENT: TestAlias

idea/tests/org/jetbrains/jet/completion/JetBasicCompletionTest.java

@@ -100,6 +100,10 @@ public class JetBasicCompletionTest extends JetCompletionTestBase {
         doTest();
     }
 
+    public void testInFileWithTypedef() {
+        doTest();
+    }
+
     public void testInFunInClassInitializer() {
         doTest();
     }